Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 2024
             Kingdom Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Bacteroidota Krieg et al. 2021
                 Class Sphingobacteriia Kämpfer 2012 [monotypic]
                   Order Sphingobacterialesᵀ Kämpfer 2012
                     Family Sphingobacteriaceaeᵀ Steyn et al. 1998
                       Genus Sphingobacteriumᵀ Yabuuchi et al. 1983
                         01 Sphingobacterium anhuiense Wei et al. 2008
                         02 Sphingobacterium antarcticum corrig. Shivaji et al. 1992
                         03 Sphingobacterium canadense Mehnaz et al. 2008
                         04 Sphingobacterium composti Yoo et al. 2007 nom. illeg.
                         05 Sphingobacterium composti Ten et al. 2007
                         06 Sphingobacterium daejeonense Kim et al. 2006
                         07 Sphingobacterium faecium Takeuchi and Yokota 1993
                         08 Sphingobacterium kitahiroshimense Matsuyama et al. 2008
                         09 Sphingobacterium multivorum (Holmes et al. 1981) Yabuuchi et al. 1983
                         10 Sphingobacterium siyangense Liu et al. 2008
                         11 Sphingobacterium spiritivorum (Holmes et al. 1982) Yabuuchi et al. 1983
                         12 Sphingobacterium thalpophilum (Holmes et al. 1983) Takeuchi and Yokota 1993